<template>
  <div class="wrapper">
    hello
  </div>
</template>

<script setup lang="ts">
import { isRef, ref } from 'vue';

const name: string = '张三';
console.log(isRef(name)); // false

const age = ref(10);
console.log(isRef(age)); // true
</script>

<style scoped>

</style>